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chainhash: JSON Unmarshal hash from appropriate string.

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RycCheen 2023-02-21 19:53:42 +08:00 • committed by John C. Vernaleo
parent a18c2cfbf8
commit 72ea23ed1e
1 changed files with 15 additions and 0 deletions
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15
chaincfg/chainhash/hash.go
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@ -116,6 +116,21 @@ func (hash Hash) MarshalJSON() ([]byte, error) {
return json.Marshal(hash.String()) return json.Marshal(hash.String())
} }
// UnmarshalJSON parses the hash with JSON appropriate string value.
func (hash *Hash) UnmarshalJSON(input []byte) error {
var sh string
err := json.Unmarshal(input, &sh)
if err != nil {
return err
}
newHash, err := NewHashFromStr(sh)
if err != nil {
return err
}
return hash.SetBytes(newHash[:])
}
// NewHash returns a new Hash from a byte slice. An error is returned if // NewHash returns a new Hash from a byte slice. An error is returned if
// the number of bytes passed in is not HashSize. // the number of bytes passed in is not HashSize.
func NewHash(newHash []byte) (*Hash, error) { func NewHash(newHash []byte) (*Hash, error) {